Horned Puffin

Horned Puffin Fratercula corniculata

Uncommon. Rarely seen at off east Hokkaido in summer. In winter, rarely seen at off north of Kanto Region (the Pacific Ocean) and north of Hokuriku Region (the Sea of Japan).

Fig. 1. Adult breeding and 1st-summer? (left).
Fig. 2. Same birds as Fig. 1. Adult breeding and 1st-summer? (left).
Fig. 3. 1st-summer?
Fig. 4. 1st-summer?
Fig. 5. 1st-summer?
Fig. 6. 1st-summer?